Stockholm to Tallinn Sea Distance Calculator

Calculate the exact nautical distance from Stockholm, Sweden to Tallinn, Estonia. Plan your maritime journey with our professional route calculator.

Distance: 236.1 nm; nautical miles
Under Sail: 47 hours; at 5 knots
Under Power: 24 hours; at 10 knots
Best Time: May-September; Typical Sailing Season

Distance follows a sea-lane route. Sailing times are estimates at fixed cruising speeds and vary with vessel, weather, and currents.

Interactive Route Map

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Distance: 236.1 nautical miles

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This map shows the direct sea route from Stockholm to Tallinn. The actual sailing path may vary based on weather conditions and navigation requirements.

Passage details

This is a moderately indirect coastal passage: the navigable route runs 15% longer than the 204 nm direct line, its heading turning from east-northeast to south. It is an international crossing between two countries.

Sea distance: 236.1 nm (437.2 km)
Direct line: 204.4 nm15% longer
Great-circle bearing: 85° (east)
Geographic extent: 0.5° × 6.7°
Crossing: Cross-border · Same region
From: Stockholm (Sweden) 59.3293, 18.0686
To: Tallinn (Estonia) 59.4370, 24.7536
Route basis: Sea-lane route

Passage timeEstimated passage time by cruising speed
Cruising speed	Duration
5 kn	47 hours
8 kn	30 hours
10 kn	24 hours
12 kn	20 hours

Distance follows a sea-lane route generated from marine traffic lanes; passage times are computed at fixed cruising speeds.

Read the methodology — How we calculate sea distances

Last reviewed 2026-06-17

About Stockholm to Tallinn Route

A medium ocean international sea route between Stockholm and Tallinn, this passage connecting two major commercial ports in the Northern Europe region demands attention to tidal streams and seasonal ice in the higher latitudes.

The corridor within the same maritime region joins Stockholm, Sweden to Tallinn, Estonia.

Navigation Tips

•Plan this medium ocean international leg in the Northern Europe region with attention to tidal streams and seasonal ice in the higher latitudes.
•Provisioning for this medium ocean passage in Northern Europe should account for regional supply networks.
•Allow time for entry formalities on this international leg within the same maritime region.
•Adapt safety equipment to Northern Europe conditions for this medium ocean crossing.
•For a international crossing within the same maritime region, ensure clearance papers and visas are in order before departure.